*Shipping: Free shipping on all orders in the U.S. You can expect delivery in 1 to 3 weeks.If you need delivery by a particular date, please contact us or note the date needed in the Order Notes section of checkout. If your order is needed in a week or less, there may be a charge to expedite your order, but we will contact you before shipping to get permission for the charges.

Schools, Libraries, NPOs and Government Agencies:
If you order on this site, you can choose to pay by credit card or choose to have us invoice you. However, if you choose to be invoiced, we will only ship your order upon our verification of your status as a public agency. You can also fax or mail us your order on your letterhead or with your official purchase order. Click here for our fax number and address.

Minimum Order: $25.00

Individuals and Companies:
You may purchase with a credit card on this site.

Canadian Shipping: Orders shipping to Canada are not accepted on this website. To discuss orders shipping to Canada, please call us at 415-884-2888 or 1-800-476-6416.

Changes: Prices, discounts, and shipping policies are subject to change without notice.

Substitutions:
If a title is out-of-stock in paperback, we may substitute hardcover copies of the same title at the same cost as the paperback. If ordering a series, and a title from the series is out of stock, we may substitute a title with a similar reading level from the same series.

Catalog:
Please click here to order a catalog. Please include your address in request for catalog.
You can also view and print a PDF of our catalog by clicking here. (note that this is a large file so it will take awhile to open with a slower connection).

Returns:
If you need to return books, please send us an email. Please indicate the reason for the return and your order and invoice numbers. We will reply with instructions for the return.